La Aldea Ceremonial de Orongo es uno los íconos la arqueología rapanui. Su uso público intensivo y fragilidad su arquitectura hacen conservación un problema permanente. Se analizan datos que explican precariedad, se evalúan las intervenciones realizadas proponen medidas para una integral en el largo plazo.

It is widely accepted that the traditional culture of Aboriginal Australians has a signi cant astronomical component, but it is unclear whether this component extended beyond ceremonial songs and stories. Here I summarise a growing body of evidence that there was a deep understanding of the motion of objects in the sky, that this knowledge was used for practical purposes such as constructing ca...

Organically Evolved Cultural Landscapes of the Pacific 31 Pacific systems of horticulture – continuing cultural landscapes 32 Change through time in horticultural systems relict horticultural and agricultural cultural landscapes 37 Arboriculture in the Pacific Islands 40 Land tenure and settlement patterns 40 Social systems and village structures 45 Social, ceremonial and burial places 47 Relic...

The authors have shown [Proc. Amer. Math. Soc. 135 (2007), 4039– 4044] that every nonmetrizable, pseudocompact abelian group has both a proper dense pseudocompact subgroup and a strictly finer pseudocompact group topology. Here they give a comprehensive, direct and self-contained proof of this result.